Dr. Hall spent forty-four years in Korea, helping develop educational resources for disabled Koreans and implementing women's medical training.

After Hall’s retirement, Dr. Taik Won Kim and Dr. Chung-Hee Kil took charge of the Women’s Medical Training Institute from 1933 to 1937.

[4] This institute became Kyungsung Women's Medical School in 1938 thanks to the financial contribution of Kim Jong Ick.

While working in lower Manhattan at Madison Street Mission Dispensary, she met her Canadian-born husband Dr. William James Hall.

[2] Dr. Hall was working at the same dispensary and was listed to leave on a medical mission to China with the Methodist Episcopal Church of Canada, which inspired her to apply for a similar position.